1. Section of Implant and Rehabilitative Dentistry, Division of Oral Rehabilitation, Faculty of Dental Science, Kyushu University, Fukuoka, Japan
2. Division of Advanced Dental Devices and Therapeutics, Faculty of Dental Science, Kyushu University, Fukuoka, Japan
3. Department of Biomaterials, Faculty of Dental Science, Kyushu University, Fukuoka, Japan
4. Department of Oral and Maxillofacial Surgery and Oral Medicine, Faculty of Odontology, Malmö University, Malmö, Sweden
5. Department of Neurosciences, Section of Dentistry, University of Padova, Padova, Italy